package com.wtpm;

import java.net.InetAddress;
import java.net.UnknownHostException;
import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.List;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.core.env.Environment;
import org.springframework.http.MediaType;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

import com.alibaba.fastjson.serializer.SerializerFeature;
import com.alibaba.fastjson.support.config.FastJsonConfig;
import com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter;

import lombok.extern.log4j.Log4j2;

/**
 * work pm 工作管理系统
 * 
 * @author lh
 *
 */
@Log4j2
@SpringBootApplication
@ComponentScan(basePackages = { "com.fwk.spbt", "com.wtpm" })
public class WTPMApplication implements WebMvcConfigurer {

	public static void main(String[] args) throws UnknownHostException {
		ConfigurableApplicationContext application = SpringApplication.run(WTPMApplication.class, args);
		Environment env = application.getEnvironment();
		String ip = InetAddress.getLocalHost().getHostAddress();
		String port = env.getProperty("server.port");
		String url = String.format("http://%s:%s/", ip, port);
		String msg = String.format("\n请访问\n%s\n%s", url, url + "swagger-ui.html#/");
		log.info(msg);
	}

	@Override
	public void extendMessageConverters(List<HttpMessageConverter<?>> converters) {
		// 保留原有converter,把新增fastConverter插入集合头,保证优先级
		converters.add(0, fastConverter());
	}

	/**
	 * FastJson消息转换器
	 *
	 * @return
	 */
	public HttpMessageConverter<?> fastConverter() {
		// 定义一个convert转换消息的对象
		FastJsonHttpMessageConverter fastConverter = new FastJsonHttpMessageConverter();
		// 添加FastJson的配置信息
		FastJsonConfig fastJsonConfig = new FastJsonConfig();
		// 默认转换器
		fastJsonConfig.setSerializerFeatures(SerializerFeature.PrettyFormat, SerializerFeature.WriteNullNumberAsZero, SerializerFeature.MapSortField,
				SerializerFeature.WriteNullStringAsEmpty, SerializerFeature.DisableCircularReferenceDetect, SerializerFeature.WriteDateUseDateFormat,
				SerializerFeature.WriteNullListAsEmpty);
		fastJsonConfig.setCharset(Charset.forName("UTF-8"));
		// 处理中文乱码问题
		List<MediaType> fastMediaTypes = new ArrayList<>();
		fastMediaTypes.add(MediaType.APPLICATION_JSON_UTF8);
		fastConverter.setSupportedMediaTypes(fastMediaTypes);
		// 在convert中添加配置信息
		fastConverter.setFastJsonConfig(fastJsonConfig);
		return fastConverter;
	}

}